IBF super flyweight champion Simphiwe Nongqayi (16-0-1, 6 KOs) of South Africa will look to go to 3-0 in Mexico as he defends his world title against mandatory challenger Alberto Rosas (31-5, 25 KOs) of Mexico. The bout will take place July 31 in Tepic, Mexico. Nongqayi unanimously decisioned the Arce brothers Francisco and Jorge in consecutive bouts in 2009 in Mexico.